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JPL Small-Body Database Browser
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173258 (1999 RT136)
Classification:
Main-belt Asteroid
SPK-ID:
2173258
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 10
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2492434778980761
4.4871e-08
a
2.458448017158212
1.4649e-08
au
q
1.84569588313007
1.1621e-07
au
i
.7091510888289125
6.6087e-06
deg
node
258.9633365900504
0.0003927
deg
peri
50.1400188149345
0.00039302
deg
M
51.01099854456237
1.8831e-05
deg
t
p
2458400.996143279356
(2018-Oct-09.49614328)
7.2448e-05
TDB
period
1407.958880802732
3.85
1.2584e-05
3.445e-08
d
yr
n
.2556892853253996
2.2854e-09
deg/d
Q
3.071200151186354
1.83e-08
au
Orbit Determination Parameters
# obs. used (total)
300
data-arc span
6914 days (18.93 yr)
first obs. used
1999-08-07
last obs. used
2018-07-12
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.58293
source
ORB
producer
Otto Matic
solution date
2018-Oct-31 03:26:40
Additional Information
Earth MOID
= .83038 au
Jupiter MOID
= 2.20339 au
T_jup
= 3.448
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
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Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.9
n/a
MPO454189
173258 (1999 RT136)
Discovered 1999-Sep-09 by LINEAR at Socorro
Reference:
20080122/Numbers.arc
Last Updated:
2008-01-28
[ show close-approach data ]
[
Ephemeris
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Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-13 11:12 UT
(server date/time)
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Ryan S. Park
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